public static void Run(string cmdname)
{
if (String.IsNullOrWhiteSpace(cmdname))
{
Console.WriteLine($"\nRant Command Line Tools for Rant {typeof(RantEngine).Assembly.GetName().Version.ToString(3)}\n");
Console.WriteLine($"Usage: {Program.Name} <command> [args]\n");
Console.WriteLine("Use the --help option on any command to display its help text.\n");
Console.WriteLine("Available commands: ");
foreach (var c in _cmdMap.Values.OrderBy(c => c.Name))
{
Console.WriteLine($" {c.Name}\t\t{c.Description}");
}
Console.WriteLine();
return;
}
if (!_cmdMap.TryGetValue(cmdname, out Command cmd))
{
Console.WriteLine($"Command '{cmdname}' does not exist.");
return;
}
if (CmdLine.Flag("h") || CmdLine.Flag("help"))
{
GetHelpText(cmd);
return;
}
if (cmd._requiresPath && CmdLine.GetPaths().Length == 0)
{
throw new ArgumentException($"The command '{cmd.Name}' requires a path.");
}
var missing = cmd._params.Where(p => p.Required && String.IsNullOrEmpty(CmdLine.Property(p.Name))).ToArray();
if (missing.Length > 0)
{
throw new ArgumentException($"The command '{cmd.Name}' is missing the following required properties: {missing.Aggregate(missing[0].Name, (c, n) => c + ", " + n.Name)}");
}
foreach (var p in cmd._params.Where(p => p.Required))
{
if (String.IsNullOrEmpty(CmdLine.Property(p.Name)))
{
throw new ArgumentException($"The command '{cmd.Name}' requires a -{p.Name} parameter.");
}
}
cmd.OnRun();
}
private static void Main(string[] args)
{
if (CmdLine.Flag("version"))
{
WriteLine($"Rant {typeof(RantEngine).Assembly.GetName().Version}");
return;
}
#if !DEBUG
try
{
#endif
Command.Run(CmdLine.Command);
#if !DEBUG
}
catch (Exception ex)
{
ForegroundColor = ConsoleColor.Red;
WriteLine(ex.Message);
ResetColor();
Environment.Exit(1);
}
#endif
}
